Agriculture MCQs

Page No. 184

Volume of water that unit volume of aquifer will give up by gravity pull is called ____________________?


aSpecific volume


bSpecific yield


cSpecific retention


dAll are correct


View Answer Specific yield

An aquifer in which water contained under high pressure as the’ aquifer is sand witched between two impervious layer is called___________________?


aUn-Confined aquifer


bConfined aquifer


cNo-Artesian aquifer


dAll are correct


View Answer Confined aquifer

__________% of total global water is saline and available in oceans ?


a95%


b96%


c97%


d97.5%


View Answer 97.5%

Readily available moisture is the % of moisture that is always easily available to plant and this moisture is called _________________?


a70%


b75%


c80%


d85%


View Answer 80%

Water available in root zone of plants, is about 50% of soil moisture content. which is always available to the plants is called________________?


aEffective water


bSoil-moisture content


cCapillary water


dAll are correct


View Answer Capillary water

Water storage efficiency in the root zone depends upon__________________?


aPorosity


bFine particles of soil


cCoarse particles of soil


dClimatic conditions


View Answer Porosity

Tanda dam is constructed on river ___________________?


aHaro


bHub


cKabul


dKohat


View Answer Kohat

When reservoir is full on upstream side, the maximum stress comes upon__________________?


aTop of dam


bBottom of dam


cFace of dam


dAll are correct


View Answer Bottom of dam

The steep conduits made in the body of dam for running turbines to generate hydro-electric power are called__________________?


aTunnels


bChuttes


cPenstocks


dWeep holes


View Answer Penstocks

The resultant pressure of water on the face of dam is equal to ____________________ ?


a1/2 WH2


b1/2 WH


cWH


dAll are correct


View Answer 1/2 WH2

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